Renaming Parameters resets all Instances in Level and Thumbnails

UE - Rendering Architecture - Materials - Jan 27, 2015

Renaming a Parameter in a Base Material will make all instances of that Base Material in the level and the instance's thumbnail reset to default values from Base Material until the Instance is opene ...

Having lots of SpeedTrees loaded in/out/in with level streaming causes crash with Standalone game

UE - Foundation - Core - Jan 21, 2015

Description: When using lots of static meshes placed in the scene and using level streaming to switch levels out can cause standalone game to crash while loading the map back in. For example, if you ...

Using Execute Console Command in a custom Game Instance causes Standalone Game to crash

UE - Gameplay - Blueprint - Jan 15, 2015

Using Execute Console Command in a custom Game Instance causes Standalone Game to crash. Also occurs in 4.6.1: CL-2386410 and 4.7 Preview: CL-2403078 Crash Report: [Link Removed] Call Stack:UE4Ed ...

Blueprint Break on Exceptions does not work with Accessed None errors

UE - Gameplay - Blueprint - Jan 14, 2015

The experimental feature Blueprint Break on Exceptions does not work with Accessed None errors. To test, create an actor variable in a blueprint and use it as an input to a function without having s ...

Negative Play rate in an Anim Sequence added to a Montage Causes timeline to collapse

OLD - Anim - Jan 14, 2015

Adding animations with a negative play rate (playing backwards) or modifying existing animations in a montage to have a negative play rate causes the timeline in the montage to "squish" and is no lo ...

Split Struct Pin on a Function output will return a compiler error

UE - Gameplay - Blueprint - Jan 13, 2015

Split Struct Pin on a Function output will return a compiler error: Error Pin New Param 1 X named NewParam1_X doesn't match any parameters of function NewFunction_0 Error Pin New Param 1 Z name ...

Timeline tracks can be given the same name as existing execution inputs, and renaming them and compiling will cause a crash

UE - Gameplay - Blueprint - Jan 13, 2015

Timeline tracks can be given the same name as existing execution inputs, which causes some unusual behavior when dragging off the pin. Renaming them will rename the execution pin instead, and compil ...

When the viewport is locked to an actor the 'F' Key cannot be used to focus

Tools - Jan 9, 2015

If the user uses the feature to lock the viewport to an actor (such as a camera) and then tries to use the 'F' to Focus on another actor in the scene nothing will happen. The 'F' loses it's ability ...

Users would like to be able to capture UMG within matinee when recording

UE - Anim - Sequencer - Jan 9, 2015

Users would like the ability to capture any Widgets that are added to the screen during their matinee. ...

Passing an FQuat over a network will crash a game unless it is set as a variable first.

UE - Networking - Jan 6, 2015

A user reported that retrieving and sending an FQuat over a network will crash a game unless the FQuat is first assigned to a variable and the variable is passed. ...